Math, asked by suha14763, 7 months ago

Q3.An equilateral triangle has a perimeter of 18 cm and a height of 5 cm.Find
i.its base,
ii.its area.

Answers

Answered by rohanparida23
12

Answer:

Let the sides of equilateral triangle be x,x and x

Step-by-step explanation:

First point

=x+x+x= 18

=3x=18

=x=18/3

=x=6

Second point

area of equlateral traingle is

=1/2×base×height

=1/2×6×5

=1×3×5

=15 cm2

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